1. Varun said that when you multiply three positive and negative decimals, the answer changes depending on where you place the parentheses. Use these numbers to answer the questions: (a) Is Varun's statement always true, sometimes true, or always false? Write two pairs of equations to support your answer. (b) Write a rule describing the results when one multiplies three positive and negative decimals and changes the order of multiplication using parentheses. Answer:
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